0.002 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.002 * * * * [points]: Sampling 256 additional inputs, on iter 0 have 0 / 256
0.004 * * * * [points]: Computing exacts on every 16 of 256 points to ramp up precision
0.006 * * * * [points]: Setting MPFR precision to 64
0.008 * * * * [points]: Setting MPFR precision to 320
0.009 * * * * [points]: Computing exacts on every 8 of 256 points to ramp up precision
0.013 * * * * [points]: Setting MPFR precision to 64
0.015 * * * * [points]: Setting MPFR precision to 320
0.018 * * * * [points]: Computing exacts on every 4 of 256 points to ramp up precision
0.021 * * * * [points]: Setting MPFR precision to 64
0.025 * * * * [points]: Setting MPFR precision to 320
0.029 * * * * [points]: Computing exacts on every 2 of 256 points to ramp up precision
0.033 * * * * [points]: Setting MPFR precision to 64
0.039 * * * * [points]: Setting MPFR precision to 320
0.047 * * * * [points]: Computing exacts for 256 points
0.051 * * * * [points]: Setting MPFR precision to 64
0.081 * * * * [points]: Setting MPFR precision to 320
0.101 * * * * [points]: Filtering points with unrepresentable outputs
0.102 * * * * [points]: Sampled 256 points with exact outputs
0.102 * * * [progress]: [2/2] Setting up program.
0.122 * [progress]: [Phase 2 of 3] Improving.
0.122 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (d1 d2) (+.p16 (+.p16 (*.p16 d1 (real->posit16 10)) (*.p16 d1 d2)) (*.p16 d1 (real->posit16 20))))>
0.123 * [simplify]: Simplifying (+.p16 (+.p16 (*.p16 d1 (real->posit16 10)) (*.p16 d1 d2)) (*.p16 d1 (real->posit16 20)))
0.123 * * [simplify]: iteration 1: (11 enodes)
0.128 * * [simplify]: iteration 2: (26 enodes)
0.137 * * [simplify]: iteration 3: (41 enodes)
0.151 * * [simplify]: iteration 4: (58 enodes)
0.168 * * [simplify]: iteration 5: (70 enodes)
0.182 * * [simplify]: iteration 6: (71 enodes)
0.198 * * [simplify]: Extracting #0: cost 1 inf + 0
0.199 * * [simplify]: Extracting #1: cost 9 inf + 0
0.199 * * [simplify]: Extracting #2: cost 14 inf + 1
0.199 * * [simplify]: Extracting #3: cost 14 inf + 324
0.199 * * [simplify]: Extracting #4: cost 12 inf + 326
0.199 * * [simplify]: Extracting #5: cost 4 inf + 1822
0.200 * * [simplify]: Extracting #6: cost 0 inf + 2674
0.201 * [simplify]: Simplified to (*.p16 (+.p16 (real->posit16 20) (+.p16 (real->posit16 10) d2)) d1)
0.256 * * [progress]: iteration 1 / 4
0.256 * * * [progress]: picking best candidate
0.294 * * * * [pick]: Picked  #<alt (λ (d1 d2) (*.p16 (+.p16 (real->posit16 20) (+.p16 (real->posit16 10) d2)) d1))>
0.294 * * * [progress]: localizing error
0.467 * * * [progress]: generating rewritten candidates
0.467 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.478 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.486 * * * [progress]: generating series expansions
0.486 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.486 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.487 * * * [progress]: simplifying candidates
0.487 * * * * [progress]: [ 1 / 5 ] simplifiying candidate #<alt (λ (d1 d2) (*.p16 d1 (+.p16 (real->posit16 20) (+.p16 (real->posit16 10) d2))))>
0.487 * * * * [progress]: [ 2 / 5 ] simplifiying candidate #<alt (λ (d1 d2) (*.p16 (+.p16 (+.p16 (real->posit16 20) (real->posit16 10)) d2) d1))>
0.487 * * * * [progress]: [ 3 / 5 ] simplifiying candidate #<alt (λ (d1 d2) (*.p16 (+.p16 (+.p16 (real->posit16 10) d2) (real->posit16 20)) d1))>
0.487 * * * * [progress]: [ 4 / 5 ] simplifiying candidate #<alt (λ (d1 d2) (*.p16 (+.p16 (real->posit16 20) (+.p16 (real->posit16 10) d2)) d1))>
0.487 * * * * [progress]: [ 5 / 5 ] simplifiying candidate #<alt (λ (d1 d2) (*.p16 (+.p16 (real->posit16 20) (+.p16 (real->posit16 10) d2)) d1))>
0.487 * [simplify]: Simplifying (+.p16 (real->posit16 20) (real->posit16 10)), (*.p16 (+.p16 (real->posit16 20) (+.p16 (real->posit16 10) d2)) d1), (*.p16 (+.p16 (real->posit16 20) (+.p16 (real->posit16 10) d2)) d1)
0.487 * * [simplify]: iteration 1: (10 enodes)
0.492 * * [simplify]: iteration 2: (21 enodes)
0.500 * * [simplify]: iteration 3: (41 enodes)
0.517 * * [simplify]: iteration 4: (59 enodes)
0.537 * * [simplify]: iteration 5: (66 enodes)
0.554 * * [simplify]: Extracting #0: cost 2 inf + 0
0.554 * * [simplify]: Extracting #1: cost 12 inf + 0
0.555 * * [simplify]: Extracting #2: cost 16 inf + 1
0.555 * * [simplify]: Extracting #3: cost 10 inf + 649
0.555 * * [simplify]: Extracting #4: cost 5 inf + 1180
0.556 * * [simplify]: Extracting #5: cost 0 inf + 2674
0.557 * [simplify]: Simplified to (+.p16 (real->posit16 10) (real->posit16 20)), (*.p16 d1 (+.p16 (real->posit16 20) (+.p16 (real->posit16 10) d2))), (*.p16 d1 (+.p16 (real->posit16 20) (+.p16 (real->posit16 10) d2)))
0.557 * * * [progress]: adding candidates to table
0.723 * * [progress]: iteration 2 / 4
0.723 * * * [progress]: picking best candidate
0.761 * * * * [pick]: Picked  #<alt (λ (d1 d2) (*.p16 (+.p16 (+.p16 (real->posit16 20) (real->posit16 10)) d2) d1))>
0.761 * * * [progress]: localizing error
0.909 * * * [progress]: generating rewritten candidates
0.909 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.925 * * * [progress]: generating series expansions
0.925 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.925 * * * [progress]: simplifying candidates
0.925 * * * * [progress]: [ 1 / 2 ] simplifiying candidate #<alt (λ (d1 d2) (*.p16 d1 (+.p16 (+.p16 (real->posit16 20) (real->posit16 10)) d2)))>
0.925 * * * * [progress]: [ 2 / 2 ] simplifiying candidate #<alt (λ (d1 d2) (*.p16 (+.p16 (+.p16 (real->posit16 20) (real->posit16 10)) d2) d1))>
0.925 * [simplify]: Simplifying (+.p16 (real->posit16 20) (real->posit16 10))
0.925 * * [simplify]: iteration 1: (5 enodes)
0.928 * * [simplify]: iteration 2: (8 enodes)
0.931 * * [simplify]: Extracting #0: cost 1 inf + 0
0.931 * * [simplify]: Extracting #1: cost 3 inf + 0
0.931 * * [simplify]: Extracting #2: cost 5 inf + 0
0.931 * * [simplify]: Extracting #3: cost 2 inf + 3
0.931 * * [simplify]: Extracting #4: cost 0 inf + 46
0.931 * [simplify]: Simplified to (+.p16 (real->posit16 10) (real->posit16 20))
0.931 * * * [progress]: adding candidates to table
0.998 * * [progress]: iteration 3 / 4
0.998 * * * [progress]: picking best candidate
1.032 * * * * [pick]: Picked  #<alt (λ (d1 d2) (+.p16 (+.p16 (*.p16 d1 (real->posit16 10)) (*.p16 d1 d2)) (*.p16 d1 (real->posit16 20))))>
1.032 * * * [progress]: localizing error
1.255 * * * [progress]: generating rewritten candidates
1.255 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1)
1.262 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
1.272 * * * [progress]: generating series expansions
1.272 * * * * [progress]: [ 1 / 2 ] generating series at (2 1)
1.272 * * * * [progress]: [ 2 / 2 ] generating series at (2)
1.272 * * * [progress]: simplifying candidates
1.272 * * * * [progress]: [ 1 / 11 ] simplifiying candidate #<alt (λ (d1 d2) (+.p16 (*.p16 d1 (+.p16 (real->posit16 10) d2)) (*.p16 d1 (real->posit16 20))))>
1.273 * * * * [progress]: [ 2 / 11 ] simplifiying candidate #<alt (λ (d1 d2) (+.p16 (*.p16 d1 (+.p16 (real->posit16 10) d2)) (*.p16 d1 (real->posit16 20))))>
1.273 * * * * [progress]: [ 3 / 11 ] simplifiying candidate #<alt (λ (d1 d2) (+.p16 (+.p16 (*.p16 d1 d2) (*.p16 d1 (real->posit16 10))) (*.p16 d1 (real->posit16 20))))>
1.273 * * * * [progress]: [ 4 / 11 ] simplifiying candidate #<alt (λ (d1 d2) (*.p16 d1 (+.p16 (+.p16 (real->posit16 10) d2) (real->posit16 20))))>
1.273 * * * * [progress]: [ 5 / 11 ] simplifiying candidate #<alt (λ (d1 d2) (*.p16 d1 (+.p16 (+.p16 (real->posit16 10) d2) (real->posit16 20))))>
1.273 * * * * [progress]: [ 6 / 11 ] simplifiying candidate #<alt (λ (d1 d2) (+.p16 (*.p16 d1 (real->posit16 10)) (+.p16 (*.p16 d1 d2) (*.p16 d1 (real->posit16 20)))))>
1.273 * * * * [progress]: [ 7 / 11 ] simplifiying candidate #<alt (λ (d1 d2) (*.p16 d1 (+.p16 (+.p16 (real->posit16 10) d2) (real->posit16 20))))>
1.273 * * * * [progress]: [ 8 / 11 ] simplifiying candidate #<alt (λ (d1 d2) (*.p16 d1 (+.p16 (+.p16 (real->posit16 10) d2) (real->posit16 20))))>
1.273 * * * * [progress]: [ 9 / 11 ] simplifiying candidate #<alt (λ (d1 d2) (+.p16 (*.p16 d1 (real->posit16 20)) (+.p16 (*.p16 d1 (real->posit16 10)) (*.p16 d1 d2))))>
1.273 * * * * [progress]: [ 10 / 11 ] simplifiying candidate #<alt (λ (d1 d2) (+.p16 (+.p16 (*.p16 d1 (real->posit16 10)) (*.p16 d1 d2)) (*.p16 d1 (real->posit16 20))))>
1.273 * * * * [progress]: [ 11 / 11 ] simplifiying candidate #<alt (λ (d1 d2) (+.p16 (+.p16 (*.p16 d1 (real->posit16 10)) (*.p16 d1 d2)) (*.p16 d1 (real->posit16 20))))>
1.273 * [simplify]: Simplifying (+.p16 (real->posit16 10) d2), (+.p16 (real->posit16 10) d2), (+.p16 (+.p16 (real->posit16 10) d2) (real->posit16 20)), (+.p16 (+.p16 (real->posit16 10) d2) (real->posit16 20)), (+.p16 (*.p16 d1 d2) (*.p16 d1 (real->posit16 20))), (+.p16 (+.p16 (real->posit16 10) d2) (real->posit16 20)), (+.p16 (+.p16 (real->posit16 10) d2) (real->posit16 20)), (+.p16 (+.p16 (*.p16 d1 (real->posit16 10)) (*.p16 d1 d2)) (*.p16 d1 (real->posit16 20))), (+.p16 (+.p16 (*.p16 d1 (real->posit16 10)) (*.p16 d1 d2)) (*.p16 d1 (real->posit16 20)))
1.274 * * [simplify]: iteration 1: (14 enodes)
1.281 * * [simplify]: iteration 2: (33 enodes)
1.293 * * [simplify]: iteration 3: (49 enodes)
1.311 * * [simplify]: iteration 4: (66 enodes)
1.331 * * [simplify]: iteration 5: (71 enodes)
1.346 * * [simplify]: Extracting #0: cost 4 inf + 0
1.346 * * [simplify]: Extracting #1: cost 15 inf + 0
1.346 * * [simplify]: Extracting #2: cost 15 inf + 2
1.346 * * [simplify]: Extracting #3: cost 7 inf + 734
1.347 * * [simplify]: Extracting #4: cost 1 inf + 2311
1.348 * * [simplify]: Extracting #5: cost 0 inf + 2674
1.348 * [simplify]: Simplified to (+.p16 (real->posit16 10) d2), (+.p16 (real->posit16 10) d2), (+.p16 (+.p16 (real->posit16 10) d2) (real->posit16 20)), (+.p16 (+.p16 (real->posit16 10) d2) (real->posit16 20)), (*.p16 (+.p16 (real->posit16 20) d2) d1), (+.p16 (+.p16 (real->posit16 10) d2) (real->posit16 20)), (+.p16 (+.p16 (real->posit16 10) d2) (real->posit16 20)), (*.p16 (+.p16 (+.p16 (real->posit16 10) d2) (real->posit16 20)) d1), (*.p16 (+.p16 (+.p16 (real->posit16 10) d2) (real->posit16 20)) d1)
1.349 * * * [progress]: adding candidates to table
1.864 * * [progress]: iteration 4 / 4
1.864 * * * [progress]: picking best candidate
1.910 * * * * [pick]: Picked  #<alt (λ (d1 d2) (+.p16 (*.p16 d1 (+.p16 (real->posit16 10) d2)) (*.p16 d1 (real->posit16 20))))>
1.910 * * * [progress]: localizing error
2.099 * * * [progress]: generating rewritten candidates
2.099 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
2.105 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
2.111 * * * [progress]: generating series expansions
2.111 * * * * [progress]: [ 1 / 2 ] generating series at (2)
2.111 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
2.112 * * * [progress]: simplifying candidates
2.112 * * * * [progress]: [ 1 / 10 ] simplifiying candidate #<alt (λ (d1 d2) (*.p16 d1 (+.p16 (+.p16 (real->posit16 10) d2) (real->posit16 20))))>
2.112 * * * * [progress]: [ 2 / 10 ] simplifiying candidate #<alt (λ (d1 d2) (+.p16 (*.p16 d1 (real->posit16 10)) (+.p16 (*.p16 d1 d2) (*.p16 d1 (real->posit16 20)))))>
2.112 * * * * [progress]: [ 3 / 10 ] simplifiying candidate #<alt (λ (d1 d2) (+.p16 (*.p16 (real->posit16 10) d1) (+.p16 (*.p16 d2 d1) (*.p16 d1 (real->posit16 20)))))>
2.112 * * * * [progress]: [ 4 / 10 ] simplifiying candidate #<alt (λ (d1 d2) (*.p16 d1 (+.p16 (+.p16 (real->posit16 10) d2) (real->posit16 20))))>
2.112 * * * * [progress]: [ 5 / 10 ] simplifiying candidate #<alt (λ (d1 d2) (+.p16 (*.p16 d1 (real->posit16 20)) (*.p16 d1 (+.p16 (real->posit16 10) d2))))>
2.112 * * * * [progress]: [ 6 / 10 ] simplifiying candidate #<alt (λ (d1 d2) (+.p16 (+.p16 (*.p16 d1 (real->posit16 10)) (*.p16 d1 d2)) (*.p16 d1 (real->posit16 20))))>
2.112 * * * * [progress]: [ 7 / 10 ] simplifiying candidate #<alt (λ (d1 d2) (+.p16 (+.p16 (*.p16 (real->posit16 10) d1) (*.p16 d2 d1)) (*.p16 d1 (real->posit16 20))))>
2.112 * * * * [progress]: [ 8 / 10 ] simplifiying candidate #<alt (λ (d1 d2) (+.p16 (*.p16 (+.p16 (real->posit16 10) d2) d1) (*.p16 d1 (real->posit16 20))))>
2.112 * * * * [progress]: [ 9 / 10 ] simplifiying candidate #<alt (λ (d1 d2) (+.p16 (*.p16 d1 (+.p16 (real->posit16 10) d2)) (*.p16 d1 (real->posit16 20))))>
2.112 * * * * [progress]: [ 10 / 10 ] simplifiying candidate #<alt (λ (d1 d2) (+.p16 (*.p16 d1 (+.p16 (real->posit16 10) d2)) (*.p16 d1 (real->posit16 20))))>
2.113 * [simplify]: Simplifying (+.p16 (+.p16 (real->posit16 10) d2) (real->posit16 20)), (+.p16 (*.p16 d1 d2) (*.p16 d1 (real->posit16 20))), (+.p16 (*.p16 d2 d1) (*.p16 d1 (real->posit16 20))), (+.p16 (+.p16 (real->posit16 10) d2) (real->posit16 20)), (*.p16 d1 (real->posit16 10)), (*.p16 d1 d2), (*.p16 (real->posit16 10) d1), (*.p16 d2 d1), (+.p16 (real->posit16 10) d2), (+.p16 (real->posit16 10) d2)
2.113 * * [simplify]: iteration 1: (15 enodes)
2.122 * * [simplify]: iteration 2: (29 enodes)
2.131 * * [simplify]: iteration 3: (37 enodes)
2.141 * * [simplify]: iteration 4: (39 enodes)
2.152 * * [simplify]: Extracting #0: cost 5 inf + 0
2.152 * * [simplify]: Extracting #1: cost 12 inf + 0
2.152 * * [simplify]: Extracting #2: cost 11 inf + 324
2.152 * * [simplify]: Extracting #3: cost 6 inf + 691
2.153 * * [simplify]: Extracting #4: cost 3 inf + 1097
2.153 * * [simplify]: Extracting #5: cost 0 inf + 1544
2.153 * [simplify]: Simplified to (+.p16 (+.p16 (real->posit16 20) (real->posit16 10)) d2), (*.p16 d1 (+.p16 (real->posit16 20) d2)), (*.p16 d1 (+.p16 (real->posit16 20) d2)), (+.p16 (+.p16 (real->posit16 20) (real->posit16 10)) d2), (*.p16 (real->posit16 10) d1), (*.p16 d2 d1), (*.p16 (real->posit16 10) d1), (*.p16 d2 d1), (+.p16 (real->posit16 10) d2), (+.p16 (real->posit16 10) d2)
2.154 * * * [progress]: adding candidates to table
2.576 * [progress]: [Phase 3 of 3] Extracting.
2.576 * * [regime]: Finding splitpoints for: (#<alt (λ (d1 d2) (*.p16 (+.p16 (real->posit16 20) (+.p16 (real->posit16 10) d2)) d1))> #<alt (λ (d1 d2) (+.p16 (*.p16 d1 (+.p16 (real->posit16 10) d2)) (*.p16 d1 (real->posit16 20))))> #<alt (λ (d1 d2) (+.p16 (*.p16 d1 (real->posit16 10)) (*.p16 (+.p16 (real->posit16 20) d2) d1)))> #<alt (λ (d1 d2) (+.p16 (+.p16 (*.p16 d1 (real->posit16 10)) (*.p16 d1 d2)) (*.p16 d1 (real->posit16 20))))>)
2.576 * * * [regime-changes]: Trying 2 branch expressions: (d2 d1)
2.576 * * * * [regimes]: Trying to branch on d2 from (#<alt (λ (d1 d2) (*.p16 (+.p16 (real->posit16 20) (+.p16 (real->posit16 10) d2)) d1))> #<alt (λ (d1 d2) (+.p16 (*.p16 d1 (+.p16 (real->posit16 10) d2)) (*.p16 d1 (real->posit16 20))))> #<alt (λ (d1 d2) (+.p16 (*.p16 d1 (real->posit16 10)) (*.p16 (+.p16 (real->posit16 20) d2) d1)))> #<alt (λ (d1 d2) (+.p16 (+.p16 (*.p16 d1 (real->posit16 10)) (*.p16 d1 d2)) (*.p16 d1 (real->posit16 20))))>)
2.740 * * * * [regimes]: Trying to branch on d1 from (#<alt (λ (d1 d2) (*.p16 (+.p16 (real->posit16 20) (+.p16 (real->posit16 10) d2)) d1))> #<alt (λ (d1 d2) (+.p16 (*.p16 d1 (+.p16 (real->posit16 10) d2)) (*.p16 d1 (real->posit16 20))))> #<alt (λ (d1 d2) (+.p16 (*.p16 d1 (real->posit16 10)) (*.p16 (+.p16 (real->posit16 20) d2) d1)))> #<alt (λ (d1 d2) (+.p16 (+.p16 (*.p16 d1 (real->posit16 10)) (*.p16 d1 d2)) (*.p16 d1 (real->posit16 20))))>)
2.862 * * * [regime]: Found split indices: #<option (#s(si 1 256))>
2.862 * [simplify]: Simplifying (+.p16 (*.p16 d1 (+.p16 (real->posit16 10) d2)) (*.p16 d1 (real->posit16 20)))
2.862 * * [simplify]: iteration 1: (10 enodes)
2.864 * * [simplify]: Extracting #0: cost 1 inf + 0
2.864 * * [simplify]: Extracting #1: cost 3 inf + 0
2.864 * * [simplify]: Extracting #2: cost 6 inf + 0
2.864 * * [simplify]: Extracting #3: cost 8 inf + 1
2.864 * * [simplify]: Extracting #4: cost 5 inf + 326
2.864 * * [simplify]: Extracting #5: cost 0 inf + 1457
2.864 * [simplify]: Simplified to (+.p16 (*.p16 d1 (+.p16 (real->posit16 10) d2)) (*.p16 d1 (real->posit16 20)))
2.864 * * * * [points]: Sampling 8000 additional inputs, on iter 0 have 0 / 8000
2.896 * * * * [points]: Computing exacts on every 500 of 8000 points to ramp up precision
2.900 * * * * [points]: Setting MPFR precision to 64
2.902 * * * * [points]: Setting MPFR precision to 320
2.903 * * * * [points]: Computing exacts on every 250 of 8000 points to ramp up precision
2.907 * * * * [points]: Setting MPFR precision to 64
2.910 * * * * [points]: Setting MPFR precision to 320
2.913 * * * * [points]: Computing exacts on every 125 of 8000 points to ramp up precision
2.916 * * * * [points]: Setting MPFR precision to 64
2.922 * * * * [points]: Setting MPFR precision to 320
2.928 * * * * [points]: Computing exacts on every 62 of 8000 points to ramp up precision
2.931 * * * * [points]: Setting MPFR precision to 64
2.943 * * * * [points]: Setting MPFR precision to 320
2.955 * * * * [points]: Computing exacts on every 31 of 8000 points to ramp up precision
2.958 * * * * [points]: Setting MPFR precision to 64
2.981 * * * * [points]: Setting MPFR precision to 320
3.004 * * * * [points]: Computing exacts on every 15 of 8000 points to ramp up precision
3.008 * * * * [points]: Setting MPFR precision to 64
3.054 * * * * [points]: Setting MPFR precision to 320
3.139 * * * * [points]: Computing exacts on every 7 of 8000 points to ramp up precision
3.142 * * * * [points]: Setting MPFR precision to 64
3.238 * * * * [points]: Setting MPFR precision to 320
3.331 * * * * [points]: Computing exacts on every 3 of 8000 points to ramp up precision
3.334 * * * * [points]: Setting MPFR precision to 64
3.566 * * * * [points]: Setting MPFR precision to 320
3.793 * * * * [points]: Computing exacts for 8000 points
3.796 * * * * [points]: Setting MPFR precision to 64
4.775 * * * * [points]: Setting MPFR precision to 320
5.338 * * * * [points]: Filtering points with unrepresentable outputs
5.416 * * * * [points]: Sampled 8000 points with exact outputs
9.007 * [regime-testing]: Baseline error score: 64.0
9.014 * [regime-testing]: Oracle error score: 64.0
9.029 * [regime-testing]: End program error score: 0.259401371684507